Important National and International Days

World AIDS Day is observed on December 1st each year. It was established by the WHO in 1988 to raise awareness about HIV/AIDS and mourn those who have died from the disease. The other dates are incorrect - December 9th, November 30th, October 24th, and December 30th are not associated with World AIDS Day.

International Women's Day is observed globally on March 8 every year since 1913. The day commemorates the movement for women's rights and suffrage. February 14 is Valentine's Day, May 10 is not a major international observance, and October 2 is Gandhi Jayanti (International Day of Non-Violence).

World Heritage Day (International Day for Monuments and Sites) is observed annually on April 18. Established by UNESCO in 1982, this day raises awareness about cultural heritage conservation. The date coincides with the founding of the International Council on Monuments and Sites (ICOMOS) in 1982.

The United Nations General Assembly established the International Day of Peace in 1981 (Resolution 36/67), to be observed annually on September 21st. The day promotes peace and non-violence through ceasefires and awareness campaigns worldwide. Option A (1st September) is close but incorrect, while options B and D are not the official UN date.

December 10th is observed annually as Human Rights Day worldwide, commemorating the adoption of the Universal Declaration of Human Rights by the UN General Assembly in 1948.

October 24th is celebrated as United Nations Day annually, marking the anniversary of the UN Charter's entry into force in 1945. It is observed to promote awareness of UN activities and goals.

May 1 is celebrated as International Labour Day or National Labour Day in India, commemorating the Haymarket affair in Chicago (1886) and workers' struggles worldwide. It was adopted in India after independence. December 1 is World AIDS Day, May 11 is National Technology Day, and November 14 is Children's Day.

Correct answer is (1). 

National Sports Day is observed on August 29 in India, marking the birth anniversary of hockey legend Major Dhyan Chand. This day was designated to honor his contributions to Indian hockey and to promote sports awareness nationwide. The other dates are incorrect.

Women's Equality Day is observed on August 26 in the United States, commemorating the 1920 certification of the 19th Amendment which gave women the right to vote. It was first celebrated in 1971.

World Photography Day is observed on August 19, commemorating the announcement of the daguerreotype process in 1839. It celebrates photography as an art form and means of communication.

Bangladesh Day commemorates the declaration of independence on March 26, 1971. This day marks the beginning of the Bangladesh Liberation War. January 26 is India's Republic Day, August 23 has no particular significance for Bangladesh, and January 8 is not associated with Bangladeshi national observances.

Indian Newspaper Day is observed on January 29 to commemorate the publication of India's first newspaper, Hickey's Bengal Gazette (also called the Calcutta General Advertiser), founded by James Augustus Hickey in 1780. This marked the beginning of print journalism in India.

Doctor's Day in India is observed on July 1st to honor the birth and death anniversary of Dr. Bidhan Chandra Roy, a renowned physician and former Chief Minister of West Bengal. He was a legendary figure in Indian medicine and politics. Other dates are not associated with this observance.

December 10 is observed as Human Rights Day worldwide, commemorating the adoption of the Universal Declaration of Human Rights by the United Nations General Assembly in 1948. This day was officially proclaimed in 1950. The other dates mentioned do not correspond to major international human rights observances - July 4 is American Independence Day, August 8 is not a major UN day, and October 24 is United Nations Day.